Base Manifold and Rail Kit for Lo-Ram 300-620 - 300-600 efi-kits 20" Emission Code 5 Flow

20" Emission Code 5 Flow Style Cross Flow Hose Location Inlet Driver Hose Location Outlet Passenger Inlet Size 1-1/4" Mounting Type Saddle Mount Outlet Size 1-3/8" Overall Dimension 16-3/8" x 29-1/8" Product Type Radiators Rows 3 Transcooler Provision 1/2-20 Straight Thread G 1/4

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The 300-621 Lo-Ram front-feed plenum entry was configured to provide a very low profile modular intake manifold suitable for turbocharged or centrifugally supercharged engines

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Base Manifold and Rail Kit for Lo-Ram 300-620 - 300-600 efi-kits 20" Emission Code 5 FlowOverview: The Holley LS1 2 6 Lo Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1 2 6 (cathedral port) cylinder heads. These intake manifold and rail kits will work with OE (Original Equipment) or aftermarket cylinder heads. The 300 600 is the lower manifold in the 300 620 complete kit. Offering this separately allows you to select your components individually as you build your system. The Lo Ram intake